隐私政策

最后更新：2026年3月13日 | 适用于 Yarnwise App

一、信息收集

我们在您使用 Yarnwise 时收集以下信息：

账户信息：注册时的电子邮件地址，或通过 Apple 登录时的账户标识符（Apple ID 匿名化处理）。
用户内容：您主动输入的编织项目信息（名称、线材、针号）、日志记录、小样数据、购线记录、图解愿望单，以及您上传的项目进度照片。
设备信息：设备型号、操作系统版本、App 版本，用于技术支持与问题排查。

我们不会收集您的地理位置信息、通讯录、麦克风或摄像头（照片仅由您主动选择上传）。

二、信息使用

收集的信息仅用于以下目的：

提供、维护和改善 Yarnwise 的核心功能。
同步您在不同设备间的数据。
处理应用内购买（通过 RevenueCat 平台）。
展示广告（仅对免费版用户，通过 Google AdMob）。
向您发送重要的服务通知（如政策变更）。

我们不会将您的个人信息出售给第三方，也不会用于定向广告画像。

三、信息存储与安全

您的数据存储在 Supabase 托管的 PostgreSQL 数据库中，数据中心位于新加坡。您上传的图片存储在 Supabase Storage（新加坡节点）。

我们采用行业标准的安全措施，包括传输加密（TLS/HTTPS）和访问控制，保护您的数据安全。

四、第三方服务

Yarnwise 集成以下第三方服务，各自适用其独立的隐私政策：

Supabase：认证与数据存储
RevenueCat：应用内购买管理
Google AdMob：广告服务（仅免费版）
Apple Sign In：第三方登录

五、数据删除

您可以随时通过 App 内「账户设置 → 删除账户」功能，删除您的全部数据。账户删除后，您的个人信息将在30天内从我们的服务器中永久清除。

六、儿童隐私

Yarnwise 不面向13岁以下儿童。我们不会故意收集未成年人的个人信息。

七、政策变更

如本政策发生重大变更，我们将通过 App 内通知告知您，并更新本页面顶部的「最后更新」日期。

八、联系我们

如您对本隐私政策有任何疑问，请通过以下方式联系我们：

电子邮件：[email protected]

Privacy Policy

Last updated: March 13, 2026 | Applies to the Yarnwise App

1. Information We Collect

We collect the following information when you use Yarnwise:

Account information: Your email address upon registration, or the anonymized Apple identifier when you sign in with Apple.
User content: Knitting project data you enter (name, yarn, needle size), diary logs, swatch records, purchase records, pattern wishlist items, and progress photos you choose to upload.
Device information: Device model, OS version, and app version, used for technical support and troubleshooting.

We do not collect your location, contacts, microphone, or camera (photos are only uploaded at your explicit choice).

2. How We Use Your Information

Collected information is used solely to:

Provide, maintain, and improve Yarnwise's core features.
Sync your data across devices.
Process in-app purchases (via RevenueCat).
Display ads to free-tier users (via Google AdMob).
Send important service notifications (e.g., policy changes).

We do not sell your personal information to third parties or use it for targeted advertising profiling.

3. Data Storage & Security

Your data is stored in a Supabase-hosted PostgreSQL database located in Singapore. Uploaded images are stored in Supabase Storage (Singapore region).

We employ industry-standard security measures including TLS/HTTPS encryption and access controls to protect your data.

4. Third-Party Services

Yarnwise integrates the following third-party services, each governed by their own privacy policies:

Supabase: Authentication and data storage
RevenueCat: In-app purchase management
Google AdMob: Advertising (free tier only)
Apple Sign In: Third-party authentication

5. Data Deletion

You may delete all your data at any time via "Account Settings → Delete Account" within the app. After account deletion, your personal information will be permanently removed from our servers within 30 days.

6. Children's Privacy

Yarnwise is not directed at children under 13. We do not knowingly collect personal information from minors.

7. Policy Changes

If we make material changes to this policy, we will notify you via an in-app notice and update the "Last updated" date at the top of this page.

8. Contact Us

If you have any questions about this Privacy Policy, please contact us at:

Email: [email protected]